4c6912d3ac
This patch adds the compression data structure and function prototypes for different QAT generations. Signed-off-by: Adam Dybkowski <adamx.dybkowski@intel.com> Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com> Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com> Signed-off-by: Kai Ji <kai.ji@intel.com> Acked-by: Ciara Power <ciara.power@intel.com>
146 lines
3.6 KiB
C
146 lines
3.6 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
|
|
* Copyright(c) 2015-2019 Intel Corporation
|
|
*/
|
|
|
|
#ifndef _QAT_COMP_H_
|
|
#define _QAT_COMP_H_
|
|
|
|
#ifdef RTE_LIB_COMPRESSDEV
|
|
|
|
#include <rte_compressdev.h>
|
|
#include <rte_compressdev_pmd.h>
|
|
|
|
#include "qat_common.h"
|
|
#include "qat_qp.h"
|
|
#include "icp_qat_hw.h"
|
|
#include "icp_qat_fw_comp.h"
|
|
#include "icp_qat_fw_la.h"
|
|
|
|
#define QAT_64_BYTE_ALIGN_MASK (~0x3f)
|
|
#define QAT_64_BYTE_ALIGN (64)
|
|
#define QAT_NUM_BUFS_IN_IM_SGL 1
|
|
|
|
#define ERR_CODE_QAT_COMP_WRONG_FW -99
|
|
|
|
/* fallback to fixed compression threshold */
|
|
#define QAT_FALLBACK_THLD ((uint32_t)(RTE_PMD_QAT_COMP_IM_BUFFER_SIZE / 1.3))
|
|
|
|
#define QAT_MIN_OUT_BUF_SIZE 46
|
|
|
|
/* maximum size of the state registers */
|
|
#define QAT_STATE_REGISTERS_MAX_SIZE 256 /* 64 bytes for GEN1-3, 256 for GEN4 */
|
|
|
|
/* decompressor context size */
|
|
#define QAT_INFLATE_CONTEXT_SIZE_GEN1 36864
|
|
#define QAT_INFLATE_CONTEXT_SIZE_GEN2 34032
|
|
#define QAT_INFLATE_CONTEXT_SIZE_GEN3 34032
|
|
#define QAT_INFLATE_CONTEXT_SIZE_GEN4 36864
|
|
#define QAT_INFLATE_CONTEXT_SIZE RTE_MAX(RTE_MAX(RTE_MAX(\
|
|
QAT_INFLATE_CONTEXT_SIZE_GEN1, QAT_INFLATE_CONTEXT_SIZE_GEN2), \
|
|
QAT_INFLATE_CONTEXT_SIZE_GEN3), QAT_INFLATE_CONTEXT_SIZE_GEN4)
|
|
|
|
enum qat_comp_request_type {
|
|
QAT_COMP_REQUEST_FIXED_COMP_STATELESS,
|
|
QAT_COMP_REQUEST_DYNAMIC_COMP_STATELESS,
|
|
QAT_COMP_REQUEST_DECOMPRESS,
|
|
REQ_COMP_END
|
|
};
|
|
|
|
struct array_of_ptrs {
|
|
phys_addr_t pointer[0];
|
|
};
|
|
|
|
struct qat_inter_sgl {
|
|
qat_sgl_hdr;
|
|
struct qat_flat_buf buffers[QAT_NUM_BUFS_IN_IM_SGL];
|
|
} __rte_packed __rte_cache_aligned;
|
|
|
|
|
|
struct qat_comp_op_cookie {
|
|
phys_addr_t qat_sgl_src_phys_addr;
|
|
phys_addr_t qat_sgl_dst_phys_addr;
|
|
/* dynamically created SGLs */
|
|
uint8_t error;
|
|
uint8_t socket_id;
|
|
uint16_t src_nb_elems;
|
|
uint16_t dst_nb_elems;
|
|
struct qat_sgl *qat_sgl_src_d;
|
|
struct qat_sgl *qat_sgl_dst_d;
|
|
struct qat_qp *qp;
|
|
uint32_t cookie_index;
|
|
|
|
/* QAT IM buffer too small handling: */
|
|
uint8_t split_op;
|
|
uint8_t nb_children;
|
|
|
|
/* used by the parent only */
|
|
uint8_t nb_child_responses;
|
|
uint32_t total_consumed;
|
|
uint32_t total_produced;
|
|
const struct rte_memzone **dst_memzones;
|
|
struct rte_mbuf *dst_data;
|
|
uint32_t dst_data_offset;
|
|
|
|
/* used by the child only */
|
|
struct qat_comp_op_cookie *parent_cookie;
|
|
void *dest_buffer;
|
|
};
|
|
|
|
struct qat_comp_xform {
|
|
struct icp_qat_fw_comp_req qat_comp_req_tmpl;
|
|
enum qat_comp_request_type qat_comp_request_type;
|
|
enum rte_comp_checksum_type checksum_type;
|
|
};
|
|
|
|
struct qat_comp_stream {
|
|
struct qat_comp_xform qat_xform;
|
|
void *state_registers_decomp;
|
|
phys_addr_t state_registers_decomp_phys;
|
|
void *inflate_context;
|
|
phys_addr_t inflate_context_phys;
|
|
const struct rte_memzone *memzone;
|
|
uint8_t start_of_packet;
|
|
volatile uint8_t op_in_progress;
|
|
};
|
|
|
|
int
|
|
qat_comp_build_request(void *in_op, uint8_t *out_msg, void *op_cookie,
|
|
enum qat_device_gen qat_dev_gen __rte_unused);
|
|
|
|
int
|
|
qat_comp_build_multiple_requests(void *in_op, struct qat_qp *qp,
|
|
uint32_t parent_tail, int nb_descr);
|
|
|
|
void
|
|
qat_comp_free_split_op_memzones(struct qat_comp_op_cookie *cookie,
|
|
unsigned int nb_children);
|
|
|
|
int
|
|
qat_comp_process_response(void **op, uint8_t *resp, void *op_cookie,
|
|
uint64_t *dequeue_err_count);
|
|
|
|
int
|
|
qat_comp_private_xform_create(struct rte_compressdev *dev,
|
|
const struct rte_comp_xform *xform,
|
|
void **private_xform);
|
|
|
|
int
|
|
qat_comp_private_xform_free(struct rte_compressdev *dev, void *private_xform);
|
|
|
|
unsigned int
|
|
qat_comp_xform_size(void);
|
|
|
|
unsigned int
|
|
qat_comp_stream_size(void);
|
|
|
|
int
|
|
qat_comp_stream_create(struct rte_compressdev *dev,
|
|
const struct rte_comp_xform *xform,
|
|
void **stream);
|
|
|
|
int
|
|
qat_comp_stream_free(struct rte_compressdev *dev, void *stream);
|
|
|
|
#endif
|
|
#endif
|